S-90910A962 M4.5 x 12 mm ASME B18.3.4M Stainless Steel Button Head Torx Screws
Stainless Steel Button Head Torx Screws
Image may differ from product. See technical specification for details.
Basic Information
Head Parameters
Dimensions
Thread Parameters
Tip & Drive Parameters
Material & Strength
Temperature & Environment
- Fast delivery
- Enjoy discounts on bulk purchases
- Secure Payment
- Fast Global Shipping
Key Features & Benefits at a Glance
- Superior corrosion resistance with 18-8 stainless steel and passivated finish for long-lasting performance in harsh environments
- Enhanced torque transmission and reduced cam-out thanks to the T20 Torx drive for reliable, secure fastening
- High mechanical strength with 100,000 psi tensile strength and Rockwell B96 hardness to withstand demanding loads
- Precise thread engagement with Class 4g6g fit and fully threaded M4.5 x 0.75 mm coarse pitch for consistent clamping force
- Low-profile, rounded button head design provides a finished appearance and reduces snagging in compact assemblies
- Full regulatory compliance with ASME B18.3.4M, RoHS 3, and REACH for safe, standardized use across industries
- Optimized for metric applications with 12 mm length and standardized dimensions for easy integration
Professional Applications & Engineering Value
These M4.5 x 0.75 mm metric screws are engineered to solve critical fastening challenges in industrial and precision assemblies. The 18-8 stainless steel construction combined with a passivated finish provides exceptional resistance to oxidation and chemical exposure, making them ideal for electronics, automotive, and marine applications where environmental durability is paramount. The Torx button head design with T20 drive ensures maximum torque transfer without stripping, while the fully threaded coarse pitch enables rapid installation and vibration resistance. Their rounded head profile minimizes protrusion, preventing interference in tight spaces and improving safety in consumer-facing products.
Specification Summary & Compliance
This fastener meets ASME B18.3.4M dimensional standards with M4.5 coarse thread (0.75 mm pitch) and Class 4g6g thread fit for precise tolerance. It is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and material restrictions are adhered to. The screw features a 12 mm length, 8.54 mm head diameter, and is manufactured from 18-8 stainless steel with passivated surface treatment.
